<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8">
    <title>Vue 测试实例 - 菜鸟教程(runoob.com)</title>
    <script src="https://cdn.staticfile.org/vue/2.2.2/vue.min.js"></script>
</head>
<body>
<div id="app">
    <div v-if="Math.random() > 0.5">
        Sorry
    </div>
    <div v-else>
        Not sorry
    </div>

    <div v-if="Math.random() > 0.5">
        Sorry2
    </div>
    <div v-else>
        Not sorry2
    </div>

    <div v-if="type === 'A'">
        A
    </div>
    <div v-else-if="type === 'B'">
        B
    </div>
    <div v-else-if="type === 'C'">
        C
    </div>
    <div v-else>
        Not A/B/C
    </div>
</div>

<script>
    new Vue({
        el: '#app',
        data: {
            type: 'C'
        }
    })
</script>
</body>
</html>